Description : how to stiffen a leather fire helmet brim
Last Answer : Need Answer
Description : Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the (A) Electrical insulation purpose (B) Tanning of leather (C) Strengthening of plaster of Paris (D) Decorative laminates
Last Answer : (C) Strengthening of plaster of Paris
Description : Industrial workers working in leather tanning & manufacturing units are prone to suffer from (A) Respiratory ailments (e.g. bronchitis) (B) Skin diseases (e.g. dermatitis) (C) Silicosis (D) Blurred vision
Last Answer : (B) Skin diseases (e.g. dermatitis)
Description : Chrome tanning and vegetable tanning are done for (A) Light & heavy leather respectively (B) Heavy & light leather respectively (C) Both light & heavy leather (D) Neither light nor heavy leather
Last Answer : (A) Light & heavy leather respectively
Description : The purpose of providing expansion bellows in the shell of tubular exchanger is to (A) Increase the heating load (B) Impart structural strength (C) Account for the uneven expansion of shell and tube bundles (D) Facilitate increase of shell length, if needed
Last Answer : (C) Account for the uneven expansion of shell and tube bundles
Description : Rosin soap is added during paper manufacture to (A) Impart adhesive properties (B) Improve opacity (C) Impart resistance to penetration by liquids (D) None of these
Last Answer : (C) Impart resistance to penetration by liquids
Description : Sizing material is incorporated in paper to (A) Impart resistance to penetration by liquids (B) Increase its thickness (C) Increase its flexibility & opacity (D) Increase its brightness
Last Answer : (A) Impart resistance to penetration by liquids
Description : The purpose of reinforcement in pre-stressed concrete is (A) To provide adequate bond stress (B) To resist tensile stresses (C) To impart initial compressive stress in concrete (D) All of the above
Last Answer : Answer: Option C
Description : Pick up the correct statement from the following: (A) Catalysts are added to assist and accelerate the hardening of resin (B) The fillers are inert materials and they impart strength and hardness (C) Fibrous fillers increase thermal resistance (D) All the above
Last Answer : Answer: Option D
Description : What is the purpose of tanning accessories?
Last Answer : An example of a tanning accessory would be goggles, hair covers, suntan lotion, finger nail covers, etc. While tanning accessories are not necessary, they are recommended to protect your skin, hair, eyes, and nails.
Description : What is the cause of bad smell in leather industry ?
Last Answer : There are two main reasons for bad smell in leather industry. 1. Due to the hydrogen sulfide ( H2S) emitted from the leather industry . 2. Due to the nitrogen-forming compounds in the leather industry and in the decomposition of flesh in the leather industry.
Last Answer : The leather industry of Bangladesh is located in the city of Savar.
Description : Which of the plant products is used in leather industry? (1) Resin (2) Mucilage (3) Latex (4) Tannin
Last Answer : (4) Tannin Explanation: A tannin is an astringent, bitter plant polyphenolic compound that binds to and precipitates proteins and various other organic compounds including amino acids and alkaloids. It refers ... agents are also in use today and account for 90% of the world's leather production
Description : Which of the plant products is used in leather industry ? (1) Resin (2) Mucilage (3) Latex (4) Tannin
Last Answer : Tannin
Description : Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser? (A) Ethylene glycol (B) Stearic acid estors (C) Tricresyl phosphate (D) Esters of phthalic acid
Last Answer : (A) Ethylene glycol
Description : Plasticisers are added to synthetic plastics to (A) Impart flexibility (B) Improve workability during fabrication (C) Develop new improved properties not present in the original resin (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Antioxidants are added in petrol to (A) Impart colour to it, for easy identification (B) Minimise the gum formation (C) Prevent icing of the carburettor (D) Prevent the lead build up in engines
Last Answer : (B) Minimise the gum formation
Description : Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass. (A) Chromium (B) Arsenic (C) Copper (D) Manganese
Last Answer : (C) Copper
Description : Plasticisers are added to synthetic plastics to (A) Impart flexibility (B) Improve workability during fabrication (C) Develop new improved properties not present in the original resins (D) All (A), (B) and (C)
Description : Addition of __________ to steel does not impart hardness. (A) Nickel (B) Copper (C) Chromium (D) Silicon
Last Answer : : Option B
Last Answer : Option B
Description : The terms, “general purpose equipment,” “flexible and capable of customizing work” and “wide variety of goods or services” best relate to a. Project b. Job shop c. Flow shop d. Continuous Continuous flow
Last Answer : b. Job shop
Description : The primary function of the feathers in birds is to A. Provide insulation for preserving body heat B. Provide striking surface to the wings for flying C. Make the body surface waterproof D. Impart colouration for species as well as sex recognition
Last Answer : ANSWER: B
Description : The primary function of the feathers in birds is to -----? A. Provide insulation for preserving body heat B. Provide striking surface to the wings for flying (Answer) C. Make the body surface waterproof D. impart coloration for species as well as sex recognition
Last Answer : B. Provide striking surface to the wings for flying (Answer)
Description : The main function of alumina in brick earth is (A) To impart plasticity (B) To make the brick durable (C) To prevent shrinkage (D) To make the brick impermeable
Last Answer : Answer: Option A
Description : The main objective of organizing a workshop is Options: A) To improve the skills of the researchers in order to solve the specific problem B) To impart practical training to the researchers C) To make perfect the researchers in an area of research D) All of the above
Last Answer : D) All of the above
Description : Pick up the incorrect statement from the following: (A) Iron salts produce heavy flocks and hence remove more suspended matter (B) Iron salts remove hydrogen sulphides (C) Iron salts can be used over a limited range of pH values (D) Iron salts impart corrosiveness to water
Last Answer : (C) Iron salts can be used over a limited range of pH values
Description : Does microwaving food in styrofoam impart chemicals into it?
Last Answer : Dangers in microwaving a styrofoam cup
Description : How many of following metals impart a characteristic colour to the Bunsen flame ? `(i) Na " " (ii) Li " " (iii) K " " (iv) Ba` `(v) Sr " " (vi) Mg " "
Last Answer : How many of following metals impart a characteristic colour to the Bunsen flame ? `(i) Na " " (ii) Li " " (iii) K ... ix) `Be " " (x )Ca " " (x i)Cu`
Description : Will copper pans impart a bad taste to food that I cook in them?
Last Answer : No copper will not pass on any bad taste too your food when you cook. Copper is a great metal for cookwar due too its even heat displacement.
Description : Consider the following statements about the soils of India : [IAS 2004] 1. High temperature during most of the year retards formation of humus 2. Soils which have humus require regular application of chemical fertilizers to remove nitrogen ... ) 1 and 2 (b) 1, 3 and 4 (c) 2 and 3 (d) 2 and 4
Last Answer : Ans: (b)
Description : What is inertia? (1) Tendency to resist change in the current state (2) Tendency to impart acceleration to a body (3) Tendency to bring a body to rest (4) Tendency to change its current state
Last Answer : (1) Tendency to resist change in the current state
Description : Why Be and Mg do not impart colour to the flame ?
Last Answer : Ans : The electrons in beryllium and magnesium are too strongly bound to get excited by flame. Hence, these elements do not impart any colour to the flame.
Description : why alkali metals impart color to the flame?
Last Answer : Ans. Alkali metals have low ionization enththalpies. Their valence electrons get excited by absorbing energy from the flame. When these electrons return to the ground state, the energy is emitted In the form of light.
Description : The following element can't impart high strength at elevated temperature A. Manganese B. Magnesium C. Nickel D. Silicon
Last Answer : B. Magnesium
Description : Colostrum, the yellowish fluid, secreted by mother during the initial days of lactation is very essential to impart immunity to the new born infants because it contains (a) immunoglobulin A (b) natural killer cells (c) monocytes (d) macrophages.
Last Answer : (a) immunoglobulin A
Description : Pozzolana (or surkhi) is used in lime (A) To impart hydraulicity (B) To prevent shrinkage (C) To decrease the cost of construction (D) To decrease the setting time
Description : swirl plate in the cone nozzle is provided to. a. Impart rotational motion to the liquid passing through it. b. To increase the droplet size. c. To decrease the droplet size. d. To increase the spray angle.
Last Answer : a. Impart rotational motion to the liquid passing through it.
Description : Which of the following constituents impart plasticity to brick earth a) Alumina* b) Silica c) Lime d) Magnesia
Last Answer : a) Alumina*
Description : Select the oral iron preparation which does not impart metallic taste and has good oral tolerability despite high iron content but whose efficacy in treating iron deficiency anaemia has been questioned: A. Iron hydroxy polymaltose B. Ferrous succinate C. Ferrous fumarate D. Ferrous gluconate
Last Answer : A. Iron hydroxy polymaltose
Description : Which raw material is used to impart colour to the glass? a) Al2O3 b) CoO c) CaO d) MgO
Last Answer : b) CoO
Description : Under the training method, both the technical institutes and business organizations jointly impart training to their members? a. Inductions Training b. Apprenticeship Training c. Vestibule Training d. Internship Training
Last Answer : d. Internship Training
Last Answer : The electrons in beryllium and magnesium are too strongly bound to get excited by flame. Hence, these elements do not impart any colour to the flame.
Description : The characteristic of symposium is Options: A) To develop the comprehensive understanding of about the specific problems of research and its various dimensions B) To give freedom to express their ideas by the ... as the audience C) To impart training for higher order of thinking D) All of the above
Description : Generally the objective of organizing a workshop is Options: A) To develop the research attitude in the researchers B) To tell about the research methodology to the neo-researchers C) To impart practical training of conducting research D) None of the above
Last Answer : C) To impart practical training of conducting research
Description : The most important function of the teacher is to Options: A) Maintain a order B) Impart subject-matter C) Teach problem-solving techniques D) Guide pupil's growth
Last Answer : D) Guide pupil's growth
Description : The best method of teaching is to (A) impart information (B) ask students to read books (C) suggest good reference material (D) initiate a discussion and participate in it
Last Answer : (D) initiate a discussion and participate in it
Description : What is the major constituents of waste/polluted water discharged from textile, pulp & paper, tanning, distillery, dairy and meat packing industries? (A) Radioactive substances (B) Natural organic products (C) Inorganic pollutants (D) None of these
Last Answer : (B) Natural organic products
Description : Thermocol is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten (A) Saturated polyester (B) Polyurethane (C) Polystyrene (D) Either (B) or (C)
Last Answer : (D) Either (B) or (C)
Description : Flexible foam (for mattresses) are usually made of (A) PVC (B) Silicone rubber (C) Polyurethanes (D) Polyamides
Last Answer : (C) Polyurethanes